package cl.tieba.core.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class TbFilter implements Filter {

	@Override
	public void destroy() {
	}

	@Override
	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {
		HttpServletResponse rep = (HttpServletResponse)response;
		if(request instanceof HttpServletRequest){
			//统一编码
			rep.setHeader("Content-Type", "application/json; charset=UTF-8");
			chain.doFilter(request, response);
		}
	}

	@Override
	public void init(FilterConfig conf) throws ServletException {

	}

}
